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Katsuyuki Sugita
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Kyoto-shi, JP
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last 30 patents
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Patent Grant
Apparatus and method for recording and reproducing digital data
Patent number
7,206,502
Issue date
Apr 17, 2007
International Business Machines Corporation
Hiroaki Kubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Apparatus and method for recording and reproducing digital data
Publication number
20020067916
Publication date
Jun 6, 2002
Hiroaki Kubo
H04 - ELECTRIC COMMUNICATION TECHNIQUE